This tool takes a color image and makes it a grayscale image.
On the tool's "Inputs" page you can set the viewer that the tool outputs too and the image that the tool will manipulate.
On the "Parameters" page you can set the following options:
CopyImage
Determines if the original image is manipulated or whether the
original image is copied before the tool is run. If selected the image
is copied before the tool is run
RefreshViewer
None - Does not display output image
Image - Shows the image on the output viewer.
Overlay - Shows overlay. Not used in this tool
All - Shows image ion output window.
Image
Outputs the manipulated image